Defines the technical requirements for the project. It contains all of the requirements for the system in sufficient level of detail to develop a system design and to allow testers to test the system.

This template provides information to state the technical requirements, which pertain to the technical aspects that your system must fulfill, such as the total complement of activities, hardware, software, test, integration, functions, features, capabilities, operations, performance-related issues, reliability issues, and availability issues.

The Technical Requirements Document satisfies the following criteria:

	Contains a complete description of the software's purpose and functionality
	Details as to how the software will perform in terms of speed, response time, availability, portability, maintainability, recovery speed and more
	Use cases of how users will use the software
	A definition of how the application with interact with other hardware and program
	Non-functional requirements (e.g: performance engineering requirements, quality standards, or design constraints)

The Technical Requirements Document contains the following topics:

  Overview
        Purpose and Scope
        Referenced Documentation
        Requirement Assumptions and Support
        Considerations
  Specific Technical Requirements
        Technical Requirements
        System Requirements
        Network Requirements
        Database Requirements
        User Interface Requirements
        System Interfaces Requirements
        Security Requirements.

Scroll down to the IT Technical Requirements Document example below.